告别付费图床：基于GitHub与Cloudflare的图床搭建专属存储方案

https://github.com/Molunerfinn/PicGo/releases/tag/v2.3.1

// Website you intended to retrieve for users.const upstream = "raw.githubusercontent.com";// Custom pathname for the upstream website.// (1) 填写代理的路径，格式为 /<用户>/<仓库名>/<分支>const upstream_path = "/用户名/仓库名/master";// github personal access token.// (2) 填写github令牌const github_token = "";// Website you intended to retrieve for users using mobile devices.const upstream_mobile = upstream;// Countries and regions where you wish to suspend your service.const blocked_region = [];// IP addresses which you wish to block from using your service.const blocked_ip_address = ["0.0.0.0", "127.0.0.1"];// Whether to use HTTPS protocol for upstream address.const https = true;// Whether to disable cache.const disable_cache = false;// Replace texts.const replace_dict = {  $upstream: "$custom_domain",};addEventListener("fetch", (event) => {  event.respondWith(fetchAndApply(event.request));});async function fetchAndApply(request) {  const region = request.headers.get("cf-ipcountry")?.toUpperCase();  const ip_address = request.headers.get("cf-connecting-ip");  const user_agent = request.headers.get("user-agent");  let response = null;  let url = new URL(request.url);  let url_hostname = url.hostname;  if (https == true) {    url.protocol = "https:";  } else {    url.protocol = "http:";  }  if (await device_status(user_agent)) {    var upstream_domain = upstream;  } else {    var upstream_domain = upstream_mobile;  }  url.host = upstream_domain;  if (url.pathname == "/") {    url.pathname = upstream_path;  } else {    url.pathname = upstream_path + url.pathname;  }  if (blocked_region.includes(region)) {    response = new Response(      "Access denied: WorkersProxy is not available in your region yet.",      {        status: 403,      }    );  } else if (blocked_ip_address.includes(ip_address)) {    response = new Response(      "Access denied: Your IP address is blocked by WorkersProxy.",      {        status: 403,      }    );  } else {    let method = request.method;    let request_headers = request.headers;    let new_request_headers = new Headers(request_headers);    new_request_headers.set("Host", upstream_domain);    new_request_headers.set("Referer", url.protocol + "//" + url_hostname);    new_request_headers.set("Authorization", "token " + github_token);    let original_response = await fetch(url.href, {      method: method,      headers: new_request_headers,      body: request.body,    });    connection_upgrade = new_request_headers.get("Upgrade");    if (connection_upgrade && connection_upgrade.toLowerCase() == "websocket") {      return original_response;    }    let original_response_clone = original_response.clone();    let original_text = null;    let response_headers = original_response.headers;    let new_response_headers = new Headers(response_headers);    let status = original_response.status;    if (disable_cache) {      new_response_headers.set("Cache-Control", "no-store");    } else {      new_response_headers.set("Cache-Control", "max-age=43200000");    }    new_response_headers.set("access-control-allow-origin", "*");    new_response_headers.set("access-control-allow-credentials", true);    new_response_headers.delete("content-security-policy");    new_response_headers.delete("content-security-policy-report-only");    new_response_headers.delete("clear-site-data");    if (new_response_headers.get("x-pjax-url")) {      new_response_headers.set(        "x-pjax-url",        response_headers          .get("x-pjax-url")          .replace("//" + upstream_domain, "//" + url_hostname)      );    }    const content_type = new_response_headers.get("content-type");    if (      content_type != null &&      content_type.includes("text/html") &&      content_type.includes("UTF-8")    ) {      original_text = await replace_response_text(        original_response_clone,        upstream_domain,        url_hostname      );    } else {      original_text = original_response_clone.body;    }    response = new Response(original_text, {      status,      headers: new_response_headers,    });  }  return response;}async function replace_response_text(response, upstream_domain, host_name) {  let text = await response.text();  var i, j;  for (i in replace_dict) {    j = replace_dict[i];    if (i == "$upstream") {      i = upstream_domain;    } else if (i == "$custom_domain") {      i = host_name;    }    if (j == "$upstream") {      j = upstream_domain;    } else if (j == "$custom_domain") {      j = host_name;    }    let re = new RegExp(i, "g");    text = text.replace(re, j);  }  return text;}async function device_status(user_agent_info) {  var agents = [    "Android",    "iPhone",    "SymbianOS",    "Windows Phone",    "iPad",    "iPod",  ];  var flag = true;  for (var v = 0; v < agents.length; v++) {    if (user_agent_info.indexOf(agents[v]) > 0) {      flag = false;      break;    }  }  return flag;}

image.你的域名

https://图床域名

https://图床域名/图片名称.jpg